3398581 has 2 divisors, whose sum is σ = 3398582. Its totient is φ = 3398580.

The previous prime is 3398573. The next prime is 3398599. The reversal of 3398581 is 1858933.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3204100 + 194481 = 1790^2 + 441^2 .

It is a cyclic number.

It is not a de Polignac number, because 3398581 - 2³ = 3398573 is a prime.

It is a super-2 number, since 2×3398581² = 23100705627122, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3398581.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3390581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1699290 + 1699291.

It is an arithmetic number, because the mean of its divisors is an integer number (1699291).

Almost surely, 2^3398581 is an apocalyptic number.

It is an amenable number.

3398581 is a deficient number, since it is larger than the sum of its proper divisors (1).

3398581 is an equidigital number, since it uses as much as digits as its factorization.

3398581 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 37.

The square root of 3398581 is about 1843.5240709033. The cubic root of 3398581 is about 150.3485376642.

The spelling of 3398581 in words is "three million, three hundred ninety-eight thousand, five hundred eighty-one".